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Finding the Fourth Proportional to 6,343.36, 8,754.53 and 3,692.23

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Solution

The fourth proportional to 6,343.36, 8,754.53 and 3,692.23 is: 5,095.68

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,343.36 : 8,754.53 = 3,692.23 : x
  2. Step 2: Convert to fraction form
    6,343.36/8,754.53 = 3,692.23/x
  3. Step 3: Cross multiply
    6,343.36x = 8,754.53 × 3,692.23
  4. Step 4: Simplify right side
    6,343.36x = 32,323,697.95
  5. Step 5: Solve for x
    x = 32,323,697.95/6,343.36
  6. Step 6: Final answer
    x = 5,095.68

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.